Bosch SM070-1HZ*-*****AvsCentury HEH/V042C
Side-by-side geothermal heat pump comparison
Bosch SM070-1HZ*-*****A
EER
19.2–23.8BTU/Wh
COP
3.80–4.40
Refrigerant
R-410A
Rated Across
2loop types
Century HEH/V042C
EER
19.1–23.9BTU/Wh
COP
3.60–4.20
Refrigerant
R-410A
Rated Across
2loop types
Key differences
Both models are closely matched on eer: 23.8 vs 23.9 BTU/Wh. The Century HEH/V042C is larger at 23.9 BTU/Wh versus 23.8 BTU/Wh.
Efficiency
| Spec | Bosch | Century |
|---|---|---|
| EER (best configuration)(BTU/Wh) | 23.8 | 23.9 |
| EER (worst configuration)(BTU/Wh) | 19.2 | 19.1 |
| COP (best configuration) | 4.40 | 4.20 |
| COP (worst configuration) | 3.80 | 3.60 |
Configuration
| Spec | Bosch | Century |
|---|---|---|
| Loop Types Rated | 2 | 2 |
| Total Configurations Rated | 2 | 2 |
| Model Name | SM | Tranquility 22 Digital |
| Refrigerant | R-410A | R-410A |